Seems to be working fine
[root@freepbxdev1 ~]# wget http://www.pjsip.org/release/2.4/pjproject-2.4.tar.bz2
--2016-01-13 15:09:18-- http://www.pjsip.org/release/2.4/pjproject-2.4.tar.bz2
Resolving www.pjsip.org... 75.126.137.82
Connecting to www.pjsip.org|75.126.137.82|:80... connected.
HTTP request sent, awaiting response... 200 OK
Length: unspecified [application/x-bzip2]
Saving to: “pjproject-2.4.tar.bz2”
[ <=> ] 4,631,778 6.67M/s in 0.7s
2016-01-13 15:09:18 (6.67 MB/s) - “pjproject-2.4.tar.bz2” saved [4631778]