我的交换机是华为s2000.vlan1 的ip是192.168.1.2 255.255.255.0 。但是为什么ping不通自身捏？

如果你在vlan里面设置ip地址，其中作为网关的地址是三层设备的地址，二层交换机只是透传vlan，vlan里面的地址没有给二层交换机用的。如果s2000是三层交换机的话，得看这个vlan是不是up的。另，习惯上一般不给vlan 1 配置ip地址的。

不可能吧。我刚才试了一下是可以的啦！我的交换机也是 Quidway S2000 Series

[Quidway-Vlan-interface1]
[Quidway-Vlan-interface1]quit
[Quidway]quit
sys
Enter system view, return to user view with Ctrl+Z.
[Quidway]int vlan 1
[Quidway-Vlan-interface1]ip add 192.168.10.164 255.255.255.0
[Quidway-Vlan-interface1]undo shut
[Quidway-Vlan-interface1]quit
[Quidway]ping 192.168.10.164
PING 192.168.10.164: 56 data bytes, press CTRL_C to break
Reply from 192.168.10.164: bytes=56 Sequence=1 ttl=255 time = 10 ms
Reply from 192.168.10.164: bytes=56 Sequence=2 ttl=255 time = 1 ms
Reply from 192.168.10.164: bytes=56 Sequence=3 ttl=255 time = 10 ms
Reply from 192.168.10.164: bytes=56 Sequence=4 ttl=255 time = 1 ms
Reply from 192.168.10.164: bytes=56 Sequence=5 ttl=255 time = 1 ms

--- 192.168.10.164 ping statistics ---
5 packet(s) transmitted
5 packet(s) received
0.00% packet loss
round-trip min/avg/max = 1/4/10 ms

用电脑ping 也是可以的呀。。。是不是你哪里设置错了。检查一下吧。