北京联通
```
$ wget
https://blog.69cdn.com/1GB.bin -O /dev/null
--2020-03-01 17:17:26--
https://blog.69cdn.com/1GB.binResolving
blog.69cdn.com (
blog.69cdn.com)... 138.201.81.152
Connecting to
blog.69cdn.com (
blog.69cdn.com)|138.201.81.152|:443... connected.
HTTP request sent, awaiting response... 200 OK
Length: 1048576000 (1000M) [application/octet-stream]
Saving to: ‘/dev/null’
/dev/null 100%[=====================================================================================================>] 1000M 2.16MB/s in 12m 8s
2020-03-01 17:29:36 (1.37 MB/s) - ‘/dev/null’ saved [1048576000/1048576000]
```