frr version 10.5.1_git
frr defaults traditional
hostname p4
!
ip router-id 172.16.0.4
!
interface eth1
 description "to p5 - eth1"
 ipv6 address 2001:db8:45::4/64
 ipv6 router isis SR
 isis network point-to-point
exit
!
interface eth2
 description "to p1 - eth2"
 ipv6 address 2001:db8:12::4/64
 ipv6 router isis SR
 isis network point-to-point
exit
!
interface eth3
 description "to pe4 - eth1"
 ipv6 address 2001:db8:4a::1/64
 ipv6 router isis SR
 isis network point-to-point
exit
!
interface lo
 ipv6 address 2001:db8:4::1/128
 ipv6 router isis SR
 isis passive
exit
!
router isis SR
 net 49.0000.0000.0000.0004.00
 segment-routing srv6
  locator locator0
 exit
exit
!
segment-routing
 srv6
  static-sids
   sid 2001:db8:4::1/128 locator locator0 behavior uN
  exit
  !
 exit
 !
 srv6
  locators
   locator locator0
    prefix 2001:db8:4::/48
   exit
   !
  exit
  !
 exit
 !
exit
!