Sender ID:
In General, Sender ID can be replaced to ensure delivery.
Telenor Pakistan (41006):
Due to new Pakistan regulations from 12 June 2020, only Shortcodes are allowed to be used for A2P traffic. any Alphanumeric or Longcode senderIDs will be blocked.
Content:
Adult content:
Adult content is not allowed.
Political content:
Political content is not allowed.
Marketing content:
Any marketing content that is considered by the local networks to be spam is not allowed.
Other features/restrictions of note:
Delivery Receipts:
Delivery receipt of SMS to Pakistan networks are supported up to network level, therefore it is not a handset delivery receipt.
Links:
Global SMS Features Overview (Outbound only)
Global SMS Numbers Features Overview