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Systems & Measures \ Systems & Systems Support For Access Services \ VTAG
TA Interfaces System Availability

ACCESS VTAG
VTAG Gateway Login Page

System Availability
VTAG, TAXI, and LSI-TA are available at all times with exception periods for routine maintenance. These times are indicated as follows (All times ET):

Region/State Type of Maintenance Window Scheduled Maintenance Times
VTAG - All Regions Monthly 3rd Sunday of each month 12:01AM - 8:00 AM
TAXI Access & Local - All Regions Monthly 3rd Sunday of each month 12:01AM - 8:00 AM
LSI-TA - All Regions Monthly* 3rd Sunday of each month 12:01AM - 8:00 AM*


*In addition to the downtimes listed above, LSI-TA will be down during LSI maintenance times listed at
http://www22.verizon.com/wholesale/systemsmeasures/local/systems/avail/east/

There are exceptions to the hours of availability based upon region. When the following maintenance windows are in effect and the Trouble Administration applications are available, but the back-end systems are not, customers will receive a failed request. These exceptions are listed below.
ServiceType Region/State Type of Maintenance Window Scheduled Maintenance Times
Access Special & Switched Local Designed Verizon NY/NE, (CT, MA, RI, NY) Weekly
Tuesday - Saturday 1:01 AM - 1:45 AM Monday 1:00 AM - 3:00 AM
Monthly 2nd Weekend of the Month Saturday 10:00 PM -Sunday 5:00 AM
Verizon NJ/PA/DE(NJ, PA, DE) Weekly
Saturday 1:00 AM - 3:00 AM
Monthly 2nd Weekend of the Month Saturday 10:00 PM - Sunday 5:00 AM
Verizon Potomac(MD, VA, DC) Weekly
Saturday 1:00 AM - 3:00 AM
Monthly 4th Weekend of the Month Saturday 10:00 PM - Sunday 5:00 AM
Verizon West(CA, FL, TX) Weekly
Monday - Wednesday 1:00 AM - 3:00 AM
Friday - Saturday 1:00 AM - 4:30 AM
Monthly 4th Weekend of the Month Saturday 10:00 PM - Sunday 5:00 AM
Local Non-Designed All Regions Weekly
Monday - Wednesday 1:00 AM - 3:00 AM
Friday - Saturday 1:00 AM - 4:30 AM