Networking: BSC----NE1 (SDH equipment)----NE2 (PTN 3900)----NE3 (PTN 950)----BTS The BSC connected to a 155M optical port on NE1, which connected to the CO1 board of NE2. An attempt to provision a 2M CES service from the BSC failed after the service was configured on the SDH and PTN sides...
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