TN2464 DS1 INTERFACE T1/E1 TRK CD
TN464 DS1/E1 PRI TRUNK CD
TN573 SWCH NOD I/F CD
TN747 8 PORT CO LINE CD
TN753 8 PORT DID CO CD
TN760 4 PORT TIE TRUNK CD
TN763 4 PORT AUX TRUNK CD
TN767 DS1 T1 TRUNK CD
TN2464 DS1 INTERFACE T1/E1 TRK CD
TN464 DS1/E1 PRI TRUNK CD
TN573 SWCH NOD I/F CD
TN747 8 PORT CO LINE CD
TN753 8 PORT DID CO CD
TN760 4 PORT TIE TRUNK CD
TN763 4 PORT AUX TRUNK CD
TN767 DS1 T1 TRUNK CD