中兴C300 GPON命令问题

lognxn

哪位大神帮忙看看下面中涉及到"switch_0/1"的命令是什么意思啊。switch_0/1是干什么用的。
pon-onu-mng gpon-onu_1/2/3:12
  mgmt-ip 10.209.132.84 255.255.255.0 vlan 3 priority 0 route 0.0.0.0 0.0.0.0 10
.209.132.1 host 1
  flow 2 switch switch_0/1
  flow 3 switch switch_0/1
  flow mode 1 tag-filter vid-filter untag-filter discard
  flow mode 2 tag-filter transparent untag-filter discard
  flow mode 3 tag-filter vid-filter untag-filter discard
  flow 1 priority 0 vid 3
  flow 3 priority 6 vid 4001
  gemport 1 flow 1
  gemport 2 flow 2
  gemport 3 flow 3
  switch switch_0/1 stp disable
  switch switch_0/1 local-switch disable

pon-onu-mng gpon-onu_1/5/3:3
  mgmt-ip 10.209.132.36 255.255.255.0 vlan 9 priority 0 route 0.0.0.0 0.0.0.0 10
.209.132.1 host 1
  gemport 1 flow 1
  switchport-bind switch_0/1 iphost 1