WS Inquiry --> Application Search --> WSDL of WebService (copy to the IE) and check it can get or not.

telnet webservices.europe.log.dktetrix.net 80 --> 测试80端口可以通

[ora10gas@lgtca1ows10 ~]$ telnet webservices.europe.log.dktetrix.net 80

Trying 172.16.7.64...

Connected to webservices.europe.log.dktetrix.net.

Escape character is '^]'.

wget http://webservices.europe.log.dktetrix.net/cat/services/WsCustomTax.wsdl

[ora10gas@lgtca1ows10 ~]$ wget http://webservices.europe.log.dktetrix.net/cat/services/WsCustomTax.wsdl

--2015-12-04 05:12:41-- http://webservices.europe.log.dktetrix.net/cat/services/WsCustomTax.wsdl

Resolving webservices.europe.log.dktetrix.net... 172.16.7.64

Connecting to webservices.europe.log.dktetrix.net|172.16.7.64|:80... connected.

HTTP request sent, awaiting response... 200 OK

Length: 0 [text/html]

Saving to: `WsCustomTax.wsdl.1'

[ <=> ] 0 --.-K/s in 0s

说明可以访问,只是get到的包为0