[FS#1207] "opkg update" fails on TP-LINK 1043ND v1 and other ar71xx

[LEDE Bugs]

The following task is now closed:

FS#1207 - "opkg update" fails on TP-LINK 1043ND v1 and other ar71xx
User who did this - Jo-Philipp Wich (jow-)

Reason for closing: Not a bug
Additional comments about closing: This is an ordinary connectivity / DNS configuration issue

More information can be found at the following URL:
https://bugs.lede-project.org/index.php?do=details&task_id=1207