79afe4ac_nfiguring_the_Blades___DocWiki__Parameter
[Default] E1 [Explanation] Specifies the signaling protocol. [Possible Values] loop start wink start* ground start clear channel E1 IP protocol table [Parameter] 
Signaling protocol
Cisco Unified MeetingPlace Release 6.1 -- About Configuring the Blades - DocWiki