set nat source rule 10 destination address '192.0.2.0/24'
set nat source rule 10 exclude
set nat source rule 10 outbound-interface 'any'
set nat source rule 10 protocol 'all'
set nat source rule 10 source address '0.0.0.0/0'
set nat source rule 100 outbound-interface 'eth0'
set nat source rule 100 source address '203.0.113.0/24'
set nat source rule 100 translation address masquerade

vyos@r14# run show nat source rules 
Traceback (most recent call last):
  File "/usr/libexec/vyos/op_mode/nat.py", line 157, in <module>
    res = vyos.opmode.run(sys.modules[__name__])
  File "/usr/lib/python3/dist-packages/vyos/opmode.py", line 118, in run
    res = func(**args)
  File "/usr/libexec/vyos/op_mode/nat.py", line 152, in show_rules
    return _get_formatted_output_rules(nat_rules, direction)
  File "/usr/libexec/vyos/op_mode/nat.py", line 103, in _get_formatted_output_rules
    sport {sport}'''
UnboundLocalError: local variable 'sport' referenced before assignment
[edit]
vyos@r14#

vyos@r14:~$ show bridge 
Bridge interface br0:
Member    State       MTU    Flags                            Prio
--------  ----------  -----  -------------------------------  ------
dum0      forwarding  1500   broadcast,noarp,up,lower_up      32
eth1.30   forwarding  1500   broadcast,multicast,up,lower_up  32
eth1.55   forwarding  1500   broadcast,multicast,up,lower_up  32

vyos@vyos-lab:~$ reset bgp
Possible completions:
  <x.x.x.x>     BGP IPv4/IPv6 neighbor to clear
  <h:h:h:h:h:h:h:h>
  1-4294967295  Reset peers with the AS number
  all           Clear all peers
  external      Reset all external peers
  ipv4          IPv4 Address Family
  ipv6          IPv6 Address Family
  l2vpn         Layer 2 Virtual Private Network Address Family
  peer-group    Reset all members of peer-group
  prefix        Clear bestpath and re-advertise
  vrf           Virtual Routing and Forwarding (VRF)

vyos@r14:~$ show vrf
Name    State    MAC address        Flags                     Interfaces
------  -------  -----------------  ------------------------  ---------------
foo     up       be:e3:5c:f1:54:99  noarp,master,up,lower_up  eth1.50,eth1.55
bar     up       1e:7c:94:da:e0:35  noarp,master,up,lower_up  n/a
vyos@r14:~$

vyos@r14:~$ reset vpn ipsec-peer 2001:db8::2 
CHILD_SA {21241} closed successfully
CHILD_SA {21243} closed successfully
CHILD_SA {21245} closed successfully
CHILD_SA {21244} closed successfully
CHILD_SA {21247} closed successfully
CHILD_SA {21246} closed successfully
CHILD_SA {21249} closed successfully
CHILD_SA {21248} closed successfully
closing CHILD_SA peer_2001-db8--2_tunnel_0{21250} with SPIs cab47d6b_i (0 bytes) c3cbba13_o (0 bytes) and TS 2001:db8:1111::/64 === 2001:db8:2222::/64
sending DELETE for ESP CHILD_SA with SPI cab47d6b
generating INFORMATIONAL request 14065 [ D ]
sending packet: from 2001:db8::1[500] to 2001:db8::2[500] (69 bytes)
received packet: from 2001:db8::2[500] to 2001:db8::1[500] (69 bytes)
parsed INFORMATIONAL response 14065 [ D ]
received DELETE for ESP CHILD_SA with SPI c3cbba13
CHILD_SA closed
CHILD_SA {21250} closed successfully
establishing CHILD_SA peer_2001-db8--2_tunnel_0{21251}
generating CREATE_CHILD_SA request 14066 [ SA No KE TSi TSr ]
sending packet: from 2001:db8::1[500] to 2001:db8::2[500] (497 bytes)
received packet: from 2001:db8::2[500] to 2001:db8::1[500] (497 bytes)
parsed CREATE_CHILD_SA response 14066 [ SA No KE TSi TSr ]
selected proposal: ESP:AES_GCM_16_256/MODP_2048/NO_EXT_SEQ
CHILD_SA peer_2001-db8--2_tunnel_0{21251} established with SPIs ccaff1e5_i c5a2b674_o and TS 2001:db8:1111::/64 === 2001:db8:2222::/64
connection 'peer_2001-db8--2_tunnel_0' established successfully
Peer reset result: success
vyos@r14:~$

vyos@r14:~$ /usr/libexec/vyos/op_mode/nat.py show_rules --direction source --raw
[
    {
        "rule": {
            "family": "ip",
            "table": "nat",
            "chain": "POSTROUTING",
            "handle": 114,
            "comment": "SRC-NAT-10",
            "expr": [
                {
                    "match": {
                        "op": "==",
                        "left": {
                            "meta": {
                                "key": "oifname"
                            }
                        },
                        "right": "eth0"
                    }
                },
                {
                    "counter": {
                        "packets": 0,
                        "bytes": 0
                    }
                },
                {
                    "masquerade": null
                }
            ]
        }
    }
]
vyos@r14:~$