diff --git a/northd/northd.c b/northd/northd.c
index de15ca101..5763a1b8b 100644
--- a/northd/northd.c
+++ b/northd/northd.c
@@ -8404,12 +8404,12 @@ build_lb_rules_pre_stateful(struct hmap *lflows,
  *
  * - load balancing:
  *   table=lr_in_dnat, priority=150
- *      match=(REGBIT_KNOWN_LB_SESSION == 1 && ct.new && ip4
+ *      match=(REGBIT_KNOWN_LB_SESSION == 1 && ct.new && ip4.dst == V
  *             && REG_LB_AFF_BACKEND_IP4 == B1 && REG_LB_AFF_MATCH_PORT == BP1)
  *      action=(REG_NEXT_HOP_IPV4 = V; lb_action;
  *              ct_lb_mark(backends=B1:BP1; ct_flag);)
  *   table=lr_in_dnat, priority=150
- *      match=(REGBIT_KNOWN_LB_SESSION == 1 && ct.new && ip4
+ *      match=(REGBIT_KNOWN_LB_SESSION == 1 && ct.new && ip4.dst == V
  *             && REG_LB_AFF_BACKEND_IP4 == B2 && REG_LB_AFF_MATCH_PORT == BP2)
  *      action=(REG_NEXT_HOP_IPV4 = V; lb_action;
  *              ct_lb_mark(backends=B2:BP2; ct_flag);)
@@ -8508,7 +8508,8 @@ build_lb_affinity_lr_flows(struct hmap *lflows, const struct ovn_northd_lb *lb,
 
     /* Prepare common part of affinity match. */
     ds_put_format(&aff_match, REGBIT_KNOWN_LB_SESSION" == 1 && "
-                  "ct.new && %s && %s == ", ip_match, reg_backend);
+                  "ct.new && %s.dst == %s && %s == ", ip_match,
+                  lb_vip->vip_str, reg_backend);
 
     /* Store the common part length. */
     size_t aff_action_len = aff_action.length;
@@ -8587,13 +8588,13 @@ build_lb_affinity_lr_flows(struct hmap *lflows, const struct ovn_northd_lb *lb,
  *
  * - load balancing:
  *   table=ls_in_lb, priority=150
- *      match=(REGBIT_KNOWN_LB_SESSION == 1 && ct.new && ip4
+ *      match=(REGBIT_KNOWN_LB_SESSION == 1 && ct.new && ip4.dst == V
  *             && REG_LB_AFF_BACKEND_IP4 == B1 && REG_LB_AFF_MATCH_PORT == BP1)
  *      action=(REGBIT_CONNTRACK_COMMIT = 0;
  *              REG_ORIG_DIP_IPV4 = V; REG_ORIG_TP_DPORT = VP;
  *              ct_lb_mark(backends=B1:BP1);)
  *   table=ls_in_lb, priority=150
- *      match=(REGBIT_KNOWN_LB_SESSION == 1 && ct.new && ip4
+ *      match=(REGBIT_KNOWN_LB_SESSION == 1 && ct.new && ip4.dst == V
  *             && REG_LB_AFF_BACKEND_IP4 == B2 && REG_LB_AFF_MATCH_PORT == BP2)
  *      action=(REGBIT_CONNTRACK_COMMIT = 0;
  *              REG_ORIG_DIP_IPV4 = V;
@@ -8696,7 +8697,8 @@ build_lb_affinity_ls_flows(struct hmap *lflows,
 
     /* Prepare common part of affinity match. */
     ds_put_format(&aff_match, REGBIT_KNOWN_LB_SESSION" == 1 && "
-                  "ct.new && %s && %s == ", ip_match, reg_backend);
+                  "ct.new && %s.dst == %s && %s == ", ip_match,
+                  lb_vip->vip_str, reg_backend);
 
     /* Store the common part length. */
     size_t aff_action_len = aff_action.length;
diff --git a/tests/ofproto-macros.at b/tests/ofproto-macros.at
index 07ef1d092..bccedbaf7 100644
--- a/tests/ofproto-macros.at
+++ b/tests/ofproto-macros.at
@@ -200,14 +200,14 @@ m4_define([_OVS_VSWITCHD_START],
    AT_CHECK([[sed < stderr '
 /vlog|INFO|opened log file/d
 /ovsdb_server|INFO|ovsdb-server (Open vSwitch)/d']])
-   AT_CAPTURE_FILE([ovsdb-server.log])
+  # AT_CAPTURE_FILE([ovsdb-server.log])
 
    dnl Initialize database.
    AT_CHECK([ovs-vsctl --no-wait init $2])
 
    dnl Start ovs-vswitchd.
    AT_CHECK([ovs-vswitchd $1 --detach --no-chdir --pidfile --log-file -vvconn -vofproto_dpif -vunixctl], [0], [], [stderr])
-   AT_CAPTURE_FILE([ovs-vswitchd.log])
+   #AT_CAPTURE_FILE([ovs-vswitchd.log])
    on_exit "kill_ovs_vswitchd `cat ovs-vswitchd.pid`"
    AT_CHECK([[sed < stderr '
 /ovs_numa|INFO|Discovered /d
diff --git a/tests/ovn-northd.at b/tests/ovn-northd.at
index 9a0d418e4..45faa5f47 100644
--- a/tests/ovn-northd.at
+++ b/tests/ovn-northd.at
@@ -8862,8 +8862,8 @@ AT_CHECK([grep "ls_in_lb_aff_check" S0flows | sed 's/table=../table=??/' | sort]
 AT_CHECK([grep "ls_in_lb " S0flows | sed 's/table=../table=??/' | sort], [0], [dnl
   table=??(ls_in_lb           ), priority=0    , match=(1), action=(next;)
   table=??(ls_in_lb           ), priority=120  , match=(ct.new && ip4.dst == 172.16.0.10 && tcp.dst == 80), action=(reg0[[1]] = 0; ct_lb_mark(backends=10.0.0.2:80,20.0.0.2:80);)
-  table=??(ls_in_lb           ), priority=150  , match=(reg9[[6]] == 1 && ct.new && ip4 && reg4 == 10.0.0.2 && reg8[[0..15]] == 80), action=(reg0[[1]] = 0; reg1 = 172.16.0.10; reg2[[0..15]] = 80; ct_lb_mark(backends=10.0.0.2:80);)
-  table=??(ls_in_lb           ), priority=150  , match=(reg9[[6]] == 1 && ct.new && ip4 && reg4 == 20.0.0.2 && reg8[[0..15]] == 80), action=(reg0[[1]] = 0; reg1 = 172.16.0.10; reg2[[0..15]] = 80; ct_lb_mark(backends=20.0.0.2:80);)
+  table=??(ls_in_lb           ), priority=150  , match=(reg9[[6]] == 1 && ct.new && ip4.dst == 172.16.0.10 && reg4 == 10.0.0.2 && reg8[[0..15]] == 80), action=(reg0[[1]] = 0; reg1 = 172.16.0.10; reg2[[0..15]] = 80; ct_lb_mark(backends=10.0.0.2:80);)
+  table=??(ls_in_lb           ), priority=150  , match=(reg9[[6]] == 1 && ct.new && ip4.dst == 172.16.0.10 && reg4 == 20.0.0.2 && reg8[[0..15]] == 80), action=(reg0[[1]] = 0; reg1 = 172.16.0.10; reg2[[0..15]] = 80; ct_lb_mark(backends=20.0.0.2:80);)
 ])
 AT_CHECK([grep "ls_in_lb_aff_learn" S0flows | sed 's/table=../table=??/' | sort], [0], [dnl
   table=??(ls_in_lb_aff_learn ), priority=0    , match=(1), action=(next;)
@@ -8882,8 +8882,8 @@ AT_CHECK([grep "lr_in_lb_aff_check" R1flows | sed 's/table=../table=??/' | sort]
 AT_CHECK([grep "lr_in_dnat " R1flows | sed 's/table=../table=??/' | sort], [0], [dnl
   table=??(lr_in_dnat         ), priority=0    , match=(1), action=(next;)
   table=??(lr_in_dnat         ), priority=120  , match=(ct.new && !ct.rel && ip4 && ip4.dst == 172.16.0.10 && tcp && tcp.dst == 80), action=(ct_lb_mark(backends=10.0.0.2:80,20.0.0.2:80);)
-  table=??(lr_in_dnat         ), priority=150  , match=(reg9[[6]] == 1 && ct.new && ip4 && reg4 == 10.0.0.2 && reg8[[0..15]] == 80), action=(reg0 = 172.16.0.10; ct_lb_mark(backends=10.0.0.2:80);)
-  table=??(lr_in_dnat         ), priority=150  , match=(reg9[[6]] == 1 && ct.new && ip4 && reg4 == 20.0.0.2 && reg8[[0..15]] == 80), action=(reg0 = 172.16.0.10; ct_lb_mark(backends=20.0.0.2:80);)
+  table=??(lr_in_dnat         ), priority=150  , match=(reg9[[6]] == 1 && ct.new && ip4.dst == 172.16.0.10 && reg4 == 10.0.0.2 && reg8[[0..15]] == 80), action=(reg0 = 172.16.0.10; ct_lb_mark(backends=10.0.0.2:80);)
+  table=??(lr_in_dnat         ), priority=150  , match=(reg9[[6]] == 1 && ct.new && ip4.dst == 172.16.0.10 && reg4 == 20.0.0.2 && reg8[[0..15]] == 80), action=(reg0 = 172.16.0.10; ct_lb_mark(backends=20.0.0.2:80);)
   table=??(lr_in_dnat         ), priority=50   , match=(ct.est && !ct.rel && !ct.new && ct_mark.natted), action=(next;)
   table=??(lr_in_dnat         ), priority=50   , match=(ct.rel && !ct.est && !ct.new), action=(ct_commit_nat;)
   table=??(lr_in_dnat         ), priority=70   , match=(ct.est && !ct.rel && !ct.new && ct_mark.natted && ct_mark.force_snat == 1), action=(flags.force_snat_for_lb = 1; next;)
@@ -8906,8 +8906,8 @@ AT_CAPTURE_FILE([R1flows_skip_snat])
 AT_CHECK([grep "lr_in_dnat " R1flows_skip_snat | sed 's/table=../table=??/' | sort], [0], [dnl
   table=??(lr_in_dnat         ), priority=0    , match=(1), action=(next;)
   table=??(lr_in_dnat         ), priority=120  , match=(ct.new && !ct.rel && ip4 && ip4.dst == 172.16.0.10 && tcp && tcp.dst == 80), action=(flags.skip_snat_for_lb = 1; ct_lb_mark(backends=10.0.0.2:80,20.0.0.2:80; skip_snat);)
-  table=??(lr_in_dnat         ), priority=150  , match=(reg9[[6]] == 1 && ct.new && ip4 && reg4 == 10.0.0.2 && reg8[[0..15]] == 80), action=(reg0 = 172.16.0.10; flags.skip_snat_for_lb = 1; ct_lb_mark(backends=10.0.0.2:80; skip_snat);)
-  table=??(lr_in_dnat         ), priority=150  , match=(reg9[[6]] == 1 && ct.new && ip4 && reg4 == 20.0.0.2 && reg8[[0..15]] == 80), action=(reg0 = 172.16.0.10; flags.skip_snat_for_lb = 1; ct_lb_mark(backends=20.0.0.2:80; skip_snat);)
+  table=??(lr_in_dnat         ), priority=150  , match=(reg9[[6]] == 1 && ct.new && ip4.dst == 172.16.0.10 && reg4 == 10.0.0.2 && reg8[[0..15]] == 80), action=(reg0 = 172.16.0.10; flags.skip_snat_for_lb = 1; ct_lb_mark(backends=10.0.0.2:80; skip_snat);)
+  table=??(lr_in_dnat         ), priority=150  , match=(reg9[[6]] == 1 && ct.new && ip4.dst == 172.16.0.10 && reg4 == 20.0.0.2 && reg8[[0..15]] == 80), action=(reg0 = 172.16.0.10; flags.skip_snat_for_lb = 1; ct_lb_mark(backends=20.0.0.2:80; skip_snat);)
   table=??(lr_in_dnat         ), priority=50   , match=(ct.est && !ct.rel && !ct.new && ct_mark.natted), action=(next;)
   table=??(lr_in_dnat         ), priority=50   , match=(ct.rel && !ct.est && !ct.new), action=(ct_commit_nat;)
   table=??(lr_in_dnat         ), priority=70   , match=(ct.est && !ct.rel && !ct.new && ct_mark.natted && ct_mark.force_snat == 1), action=(flags.force_snat_for_lb = 1; next;)
@@ -8927,8 +8927,8 @@ AT_CAPTURE_FILE([R1flows_force_snat])
 AT_CHECK([grep "lr_in_dnat " R1flows_force_snat | sed 's/table=../table=??/' | sort], [0], [dnl
   table=??(lr_in_dnat         ), priority=0    , match=(1), action=(next;)
   table=??(lr_in_dnat         ), priority=120  , match=(ct.new && !ct.rel && ip4 && ip4.dst == 172.16.0.10 && tcp && tcp.dst == 80), action=(flags.force_snat_for_lb = 1; ct_lb_mark(backends=10.0.0.2:80,20.0.0.2:80; force_snat);)
-  table=??(lr_in_dnat         ), priority=150  , match=(reg9[[6]] == 1 && ct.new && ip4 && reg4 == 10.0.0.2 && reg8[[0..15]] == 80), action=(reg0 = 172.16.0.10; flags.force_snat_for_lb = 1; ct_lb_mark(backends=10.0.0.2:80; force_snat);)
-  table=??(lr_in_dnat         ), priority=150  , match=(reg9[[6]] == 1 && ct.new && ip4 && reg4 == 20.0.0.2 && reg8[[0..15]] == 80), action=(reg0 = 172.16.0.10; flags.force_snat_for_lb = 1; ct_lb_mark(backends=20.0.0.2:80; force_snat);)
+  table=??(lr_in_dnat         ), priority=150  , match=(reg9[[6]] == 1 && ct.new && ip4.dst == 172.16.0.10 && reg4 == 10.0.0.2 && reg8[[0..15]] == 80), action=(reg0 = 172.16.0.10; flags.force_snat_for_lb = 1; ct_lb_mark(backends=10.0.0.2:80; force_snat);)
+  table=??(lr_in_dnat         ), priority=150  , match=(reg9[[6]] == 1 && ct.new && ip4.dst == 172.16.0.10 && reg4 == 20.0.0.2 && reg8[[0..15]] == 80), action=(reg0 = 172.16.0.10; flags.force_snat_for_lb = 1; ct_lb_mark(backends=20.0.0.2:80; force_snat);)
   table=??(lr_in_dnat         ), priority=50   , match=(ct.est && !ct.rel && !ct.new && ct_mark.natted), action=(next;)
   table=??(lr_in_dnat         ), priority=50   , match=(ct.rel && !ct.est && !ct.new), action=(ct_commit_nat;)
   table=??(lr_in_dnat         ), priority=70   , match=(ct.est && !ct.rel && !ct.new && ct_mark.natted && ct_mark.force_snat == 1), action=(flags.force_snat_for_lb = 1; next;)
@@ -8947,8 +8947,8 @@ AT_CAPTURE_FILE([R1flows_force_skip_snat])
 AT_CHECK([grep "lr_in_dnat " R1flows_force_skip_snat | sed 's/table=../table=??/' | sort], [0], [dnl
   table=??(lr_in_dnat         ), priority=0    , match=(1), action=(next;)
   table=??(lr_in_dnat         ), priority=120  , match=(ct.new && !ct.rel && ip4 && ip4.dst == 172.16.0.10 && tcp && tcp.dst == 80), action=(flags.skip_snat_for_lb = 1; ct_lb_mark(backends=10.0.0.2:80,20.0.0.2:80; skip_snat);)
-  table=??(lr_in_dnat         ), priority=150  , match=(reg9[[6]] == 1 && ct.new && ip4 && reg4 == 10.0.0.2 && reg8[[0..15]] == 80), action=(reg0 = 172.16.0.10; flags.skip_snat_for_lb = 1; ct_lb_mark(backends=10.0.0.2:80; skip_snat);)
-  table=??(lr_in_dnat         ), priority=150  , match=(reg9[[6]] == 1 && ct.new && ip4 && reg4 == 20.0.0.2 && reg8[[0..15]] == 80), action=(reg0 = 172.16.0.10; flags.skip_snat_for_lb = 1; ct_lb_mark(backends=20.0.0.2:80; skip_snat);)
+  table=??(lr_in_dnat         ), priority=150  , match=(reg9[[6]] == 1 && ct.new && ip4.dst == 172.16.0.10 && reg4 == 10.0.0.2 && reg8[[0..15]] == 80), action=(reg0 = 172.16.0.10; flags.skip_snat_for_lb = 1; ct_lb_mark(backends=10.0.0.2:80; skip_snat);)
+  table=??(lr_in_dnat         ), priority=150  , match=(reg9[[6]] == 1 && ct.new && ip4.dst == 172.16.0.10 && reg4 == 20.0.0.2 && reg8[[0..15]] == 80), action=(reg0 = 172.16.0.10; flags.skip_snat_for_lb = 1; ct_lb_mark(backends=20.0.0.2:80; skip_snat);)
   table=??(lr_in_dnat         ), priority=50   , match=(ct.est && !ct.rel && !ct.new && ct_mark.natted), action=(next;)
   table=??(lr_in_dnat         ), priority=50   , match=(ct.rel && !ct.est && !ct.new), action=(ct_commit_nat;)
   table=??(lr_in_dnat         ), priority=70   , match=(ct.est && !ct.rel && !ct.new && ct_mark.natted && ct_mark.force_snat == 1), action=(flags.force_snat_for_lb = 1; next;)
@@ -8957,6 +8957,34 @@ AT_CHECK([grep "lr_in_dnat " R1flows_force_skip_snat | sed 's/table=../table=??/
   table=??(lr_in_dnat         ), priority=70   , match=(ct.rel && !ct.est && !ct.new && ct_mark.skip_snat == 1), action=(flags.skip_snat_for_lb = 1; ct_commit_nat;)
 ])
 
+AS_BOX([Test LR flows - 2 LBs, lb0 skip_snat=true, lb1 lb_force_snat_ip="172.16.0.1"])
+check ovn-nbctl set logical_router R1 options:lb_force_snat_ip="172.16.0.1"
+check ovn-nbctl set load_balancer lb0 options:skip_snat=true
+check ovn-nbctl lb-add lb1 172.16.0.20:80 10.0.0.2:80,20.0.0.2:80 tcp
+check ovn-nbctl set load_balancer lb1 options:affinity_timeout=60
+check ovn-nbctl lr-lb-add R1 lb1
+check ovn-nbctl --wait=sb sync
+
+ovn-sbctl dump-flows R1 > R1flows_2lbs
+AT_CAPTURE_FILE([R1flows_2lbs])
+
+AT_CHECK([grep "lr_in_dnat " R1flows_2lbs | sed 's/table=../table=??/' | sort], [0], [dnl
+  table=??(lr_in_dnat         ), priority=0    , match=(1), action=(next;)
+  table=??(lr_in_dnat         ), priority=120  , match=(ct.new && !ct.rel && ip4 && ip4.dst == 172.16.0.10 && tcp && tcp.dst == 80), action=(flags.skip_snat_for_lb = 1; ct_lb_mark(backends=10.0.0.2:80,20.0.0.2:80; skip_snat);)
+  table=??(lr_in_dnat         ), priority=120  , match=(ct.new && !ct.rel && ip4 && ip4.dst == 172.16.0.20 && tcp && tcp.dst == 80), action=(flags.force_snat_for_lb = 1; ct_lb_mark(backends=10.0.0.2:80,20.0.0.2:80; force_snat);)
+  table=??(lr_in_dnat         ), priority=150  , match=(reg9[[6]] == 1 && ct.new && ip4.dst == 172.16.0.10 && reg4 == 10.0.0.2 && reg8[[0..15]] == 80), action=(reg0 = 172.16.0.10; flags.skip_snat_for_lb = 1; ct_lb_mark(backends=10.0.0.2:80; skip_snat);)
+  table=??(lr_in_dnat         ), priority=150  , match=(reg9[[6]] == 1 && ct.new && ip4.dst == 172.16.0.10 && reg4 == 20.0.0.2 && reg8[[0..15]] == 80), action=(reg0 = 172.16.0.10; flags.skip_snat_for_lb = 1; ct_lb_mark(backends=20.0.0.2:80; skip_snat);)
+  table=??(lr_in_dnat         ), priority=150  , match=(reg9[[6]] == 1 && ct.new && ip4.dst == 172.16.0.20 && reg4 == 10.0.0.2 && reg8[[0..15]] == 80), action=(reg0 = 172.16.0.20; flags.force_snat_for_lb = 1; ct_lb_mark(backends=10.0.0.2:80; force_snat);)
+  table=??(lr_in_dnat         ), priority=150  , match=(reg9[[6]] == 1 && ct.new && ip4.dst == 172.16.0.20 && reg4 == 20.0.0.2 && reg8[[0..15]] == 80), action=(reg0 = 172.16.0.20; flags.force_snat_for_lb = 1; ct_lb_mark(backends=20.0.0.2:80; force_snat);)
+  table=??(lr_in_dnat         ), priority=50   , match=(ct.est && !ct.rel && !ct.new && ct_mark.natted), action=(next;)
+  table=??(lr_in_dnat         ), priority=50   , match=(ct.rel && !ct.est && !ct.new), action=(ct_commit_nat;)
+  table=??(lr_in_dnat         ), priority=70   , match=(ct.est && !ct.rel && !ct.new && ct_mark.natted && ct_mark.force_snat == 1), action=(flags.force_snat_for_lb = 1; next;)
+  table=??(lr_in_dnat         ), priority=70   , match=(ct.est && !ct.rel && !ct.new && ct_mark.natted && ct_mark.skip_snat == 1), action=(flags.skip_snat_for_lb = 1; next;)
+  table=??(lr_in_dnat         ), priority=70   , match=(ct.rel && !ct.est && !ct.new && ct_mark.force_snat == 1), action=(flags.force_snat_for_lb = 1; ct_commit_nat;)
+  table=??(lr_in_dnat         ), priority=70   , match=(ct.rel && !ct.est && !ct.new && ct_mark.skip_snat == 1), action=(flags.skip_snat_for_lb = 1; ct_commit_nat;)
+])
+
+
 AT_CLEANUP
 ])
 
diff --git a/tests/system-ovn-kmod.at b/tests/system-ovn-kmod.at
index a08116019..88c72edcd 100644
--- a/tests/system-ovn-kmod.at
+++ b/tests/system-ovn-kmod.at
@@ -151,8 +151,8 @@ AT_CHECK_UNQUOTED([ovs-ofctl dump-flows br-int table=78 --no-stats | strip_cooki
 ])
 
 check_affinity_flows () {
-n1=$(ovs-ofctl dump-flows br-int table=15 |awk '/priority=150,ct_state=\+new\+trk,ip,reg4=0xc0a80102/{print substr($4,11,length($4)-11)}')
-n2=$(ovs-ofctl dump-flows br-int table=15 |awk '/priority=150,ct_state=\+new\+trk,ip,reg4=0xc0a80202/{print substr($4,11,length($4)-11)}')
+n1=$(ovs-ofctl dump-flows br-int table=15 |awk '/priority=150,ct_state=\+new\+trk,ip,reg4=0xc0a80102,.*nw_dst=172.16.1.100/{print substr($4,11,length($4)-11)}')
+n2=$(ovs-ofctl dump-flows br-int table=15 |awk '/priority=150,ct_state=\+new\+trk,ip,reg4=0xc0a80202,.*nw_dst=172.16.1.100/{print substr($4,11,length($4)-11)}')
 [[ $n1 -gt 0 -a $n2 -eq 0 ]] || [[ $n1 -eq 0 -a $n2 -gt 0 ]]
 echo $?
 }
@@ -448,8 +448,8 @@ AT_CHECK_UNQUOTED([ovs-ofctl dump-flows br-int table=78 --no-stats | strip_cooki
 ])
 
 check_affinity_flows () {
-n1=$(ovs-ofctl dump-flows br-int table=15 |awk '/priority=150,ct_state=\+new\+trk,ipv6,reg4=0xfd110000/{print substr($4,11,length($4)-11)}')
-n2=$(ovs-ofctl dump-flows br-int table=15 |awk '/priority=150,ct_state=\+new\+trk,ipv6,reg4=0xfd120000/{print substr($4,11,length($4)-11)}')
+n1=$(ovs-ofctl dump-flows br-int table=15 |awk '/priority=150,ct_state=\+new\+trk,ipv6,reg4=0xfd110000,.*ipv6_dst=fd30::1\s/{print substr($4,11,length($4)-11)}')
+n2=$(ovs-ofctl dump-flows br-int table=15 |awk '/priority=150,ct_state=\+new\+trk,ipv6,reg4=0xfd120000,.*ipv6_dst=fd30::1\s/{print substr($4,11,length($4)-11)}')
 [[ $n1 -gt 0 -a $n2 -eq 0 ]] || [[ $n1 -eq 0 -a $n2 -gt 0 ]]
 echo $?
 }
